openEuler 22.03 LTS/openEuler 20.03 LTS/Kylin V10 SP2/Kylin V10/BC Linux 21.10/UOS V20（1050e）/CULinux 3.0/CentOS 7.5（5.10.0）/Tlinux3.1/UOS V20（1050u2e）/Kylin V10 SP3/BC Linux 8.2

执行如下命令，安装必要的工具软件和库文件。
- 对于Tlinux3.1：请执行yum install -y libvirt* virt-install virt-viewer edk2*
- 对于BC Linux 8.2：
  1. 手动修改/etc/yum.repos.d/目录下的.repo文件，编辑gpgcheck=1 enabled=1
  2. 执行如下命令：
    yum install -y libvirt*
    
    yum install -y virt-install virt-viewer edk2*
- 其他OS：请执行yum install -y libvirt* virt-install virt-viewer edk2* edk2-devel edk2-help
openEuler 20.03 LTS/BC Linux 21.10在安装库文件时，若提示“Unable to find a match: virt-install”，请参见openEuler 20.03 LTS/BC Linux 21.10安装virt-install时出错，提示“Unable to find a match: virt-install”处理。

显示如下，表示安装成功。
```
Complete!
```
对于Kylin V10 SP2/Kylin V10 SP3，执行如下命令，安装QEMU。
yum install qemu

显示如下，表示安装成功。
```
Complete!
```
执行如下命令，重启libvirtd服务。
service libvirtd restart
```
Redirecting to /bin/systemctl restart libvirtd.service
```

执行如下命令，查看Hypervisor是否安装成功。

virsh version

显示如下，表示安装Hypervisor成功。

Compiled against library: libvirt 6.2.0
Using library: libvirt 6.2.0
Using API: QEMU 6.2.0
Running hypervisor: QEMU 6.2.0

Ubuntu 20.04/Ubuntu 22.04/veLinux 1.1

执行如下命令，安装virt-manager管理虚拟机。

apt-get install -y virt-manager

Reading package lists... Done
Building dependency tree
Reading state information... Done
The following additional packages will be installed:
acl adwaita-icon-theme at-spi2-core dns-root-data dnsmasq-base fontconfig fontconfig-config fonts-dejavu-core genisoimage gir1.2-appindicator3-0.1 gir1.2-atk-1.0 gir1.2-freedesktop gir1.2-gdkpixbuf-2.0
gir1.2-glib-2.0 gir1.2-gstreamer-1.0 gir1.2-gtk-3.0 gir1.2-gtk-vnc-2.0 gir1.2-gtksource-4 gir1.2-libosinfo-1.0 gir1.2-libvirt-glib-1.0 gir1.2-pango-1.0 gir1.2-spiceclientglib-2.0

执行如下命令，查看virt-manager是否安装成功。
virt-manager --version

显示如下，表示安装成功。
```
2.2.1
```

执行如下命令，安装必要的工具软件和库文件。

apt-get install -y qemu-kvm libvirt-daemon-system libvirt-clients qemu-system virt-viewer

Reading package lists... Done
Building dependency tree
Reading state information... Done
virt-viewer is already the newest version (7.0-2build1).
virt-viewer set to manually installed.
libvirt-clients is already the newest version (6.0.0-0ubuntu8.16).

执行如下命令，设置libvirtd开机自启动。
systemctl enable --now libvirtd

执行如下命令，查询libvirtd的服务状态，确保服务为开机自启动。

systemctl status libvirtd

● libvirtd.service - Virtualization daemon
Loaded: loaded (/lib/systemd/system/libvirtd.service; enabled; vendor preset: enabled)
Active: active (running) since Mon 2023-01-09 11:43:00 UTC; 6min ago
TriggeredBy: ● libvirtd.socket
● libvirtd-admin.socket
● libvirtd-ro.socket
Docs: man:libvirtd(8)
https://libvirt.org
Main PID: 6314 (libvirtd)
Tasks: 19 (limit: 32768)
Memory: 26.7M
CGroup: /system.slice/libvirtd.service
├─6314 /usr/sbin/libvirtd
├─6455 /usr/sbin/dnsmasq --conf-file=/var/lib/libvirt/dnsmasq/default.conf --leasefile-ro --dhcp-script=/usr/lib/libvirt/libvirt_leaseshelper
└─6456 /usr/sbin/dnsmasq --conf-file=/var/lib/libvirt/dnsmasq/default.conf --leasefile-ro --dhcp-script=/usr/lib/libvirt/libvirt_leaseshelper

Jan 09 11:43:00 atlas systemd[1]: Started Virtualization daemon.
Jan 09 11:43:01 atlas dnsmasq[6455]: started, version 2.80 cachesize 150
Jan 09 11:43:01 atlas dnsmasq[6455]: compile time options: IPv6 GNU-getopt DBus i18n IDN DHCP DHCPv6 no-Lua TFTP conntrack ipset auth nettlehash DNSSEC loop-detect inotify dumpfile
Jan 09 11:43:01 atlas dnsmasq-dhcp[6455]: DHCP, IP range 192.168.122.2 -- 192.168.122.254, lease time 1h
Jan 09 11:43:01 atlas dnsmasq-dhcp[6455]: DHCP, sockets bound exclusively to interface virbr0
Jan 09 11:43:01 atlas dnsmasq[6455]: reading /etc/resolv.conf
Jan 09 11:43:01 atlas dnsmasq[6455]: using nameserver 127.0.0.53#53
Jan 09 11:43:01 atlas dnsmasq[6455]: read /etc/hosts - 7 addresses
Jan 09 11:43:01 atlas dnsmasq[6455]: read /var/lib/libvirt/dnsmasq/default.addnhosts - 0 addresses
Jan 09 11:43:01 atlas dnsmasq-dhcp[6455]: read /var/lib/libvirt/dnsmasq/default.hostsfile

Debian11.8/Debian10.13/veLinux 1.2